206 entries under unpredictable topic. ×

7
giddy(adjective, weak, careless, excited, silly)
6
irresponsible(adjective, careless, excited, unstable, unsettled)
6
moody(adjective, unstable, variable, crabby)
6
spasmodic(adjective, rough, anxious, unstable, irregular)
5
freakish(adjective, change, continue, variable)
5
frivolous(adjective, free, careless, wild, excited)
5
quicksilver(lively, untrue, indecisive, inconsistent)
5
resilient(lively, impulsive, flexible, compliant)
5
shifty(adjective, weak, uncertain, sensitive, doubtful)
5
ticklish(adjective, upset, change, weak, continue)
5
unresolved(adjective, doubtful, vague, hesitant)
4
desultory(irregular, disturbed, unreliable, broken)
4
eccentric(adjective, unusual, irregular, unreliable)
4
elastic(adjective, lively, impulsive, tolerant)
4
indefinite(adjective, careless, loose, uncertain, doubtful)
4
light(impulsive, explosive)
3
gaga(adjective, careless, lively, active, unstable)
3
intermittent(adjective, rough, anxious, irregular, unsettled)
3
questionable(adjective, uncertain, doubtful, vague, hesitant)
3
unforeseeable(adjective, doubtful, vague, hesitant)
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APASmart Define. (2016). changeable thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/changeable/thesaurus/synonyms
ChicagoSmart Define. 2016. "changeable thesaurus" https://smartdefine.org/changeable/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, changeable thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/changeable/thesaurus/synonyms>.
MLASmart Define. "changeable thesaurus" 26 February 2016. Web. 23 September 2026. <https://smartdefine.org/changeable/thesaurus/synonyms>